Distillation key



FIG. 1 shows a top and side perspective view of a distillation key.

FIG. 2 shows a bottom and reverse side perspective view thereof.

FIG. 3 shows a front view, the reverse side being a mirror image thereof.

FIG. 4 shows a side view, the reverse side being a mirror image thereof.

FIG. 5 shows a top plan view thereof; and,

FIG. 6 shows a bottom plan view thereof. 

CLAIM The ornamental design for a distillation key, as shown and described. 